Together with his brothers Birger and Sigmund he dominated international ski jumping in the 1930s.

Ruud won a gold medal at the 1938 FIS Nordic World Ski Championships.

At the 1948 Winter Olympics in St. Moritz, Ruud finished seventh in the individual large hill competition.

[1] He won the Holmenkollen medal for ski jumping in 1948, the second of the three Ruud brothers to do so.

This biographical article relating to Norwegian ski jumping is a stub.